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Nortel Networks Limited Statement of IPR relating to RFC 4474

This IPR disclosure was submitted by e-mail.

Sections I, II, and IV of "The Patent Disclosure and Licensing Declaration Template for Legacy" have been completed for this IPR disclosure. Additional information may be available in the original submission.

The text of the original IPR disclosure is available further down, and also here:
http://www.ietf.org/ietf-ftp/IPR/nortel-ipr-rfc-4474.txt.

Update this IPR disclosure. Note: Updates to IPR disclosures must only be made by authorized representatives of the original submitters. Updates will automatically be forwarded to the current Patent Holder's Contact and to the Submitter of the original IPR disclosure.

Submitted Date: July 6, 2010

I. Patent Holder/Applicant ("Patent Holder")
Legal Name: Nortel Networks Limited
II. Patent Holder's Contact for License Application
Name: Mark Hearn
Title: IP Licensing
Department:
Address1:
Address2:
Telephone:
Fax:
Email: hearnm@nortel.com
III. IETF Document or Other Contribution to Which this IPR Disclosure Relates:
RFC 4474:"Enhancements for Authenticated Identity Management in the Session Initiation Protocol (SIP)"

The text of the original IPR declaration:


Title: Nortel Networks Limited Statement of IPR relating to RFC 4474
Date: 2010-07-06
Submitter:  "Michelle Lee" 

Dear Sir,
Nortel Networks Limited is the owner of patent US no.7,277,533, entitled
"Providing calling party information in a request to establish a call
session", that may be relevant to an implementation of IETF RFC 4474:
Title: Enhancements for Authenticated Identity Management in the
Session Initiation Protocol (SIP)
Tag: RFC 4474 http://www.ietf.org/rfc/rfc4474.txt

Licensing inquiries may be addressed to:
Mark Hearn, IP Licensing
Nortel Networks
2221 Lakeside Boulevard, M/S 991/14/B20
Richardson, Texas 75082 USA
hearnm@nortel.com

My contact information is set out below.

Michelle Lee
Nortel Networks
IP Counsel
5945 Airport Road
Mississauga, ON Canada L4V 1R9
Email: mleelaw@nortel.com